X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fglx%2Fflipscreen3d.c;h=7217de969353a13599215bb93abf148199a81392;hb=c141c2b05e374757b6499d12bb8a6d4d943b1529;hp=996d7c75b610b94327c20a889a87632e4a528f8a;hpb=c494fd2e6b3b25582375d62e40f4f5cc984ca424;p=xscreensaver

diff --git a/hacks/glx/flipscreen3d.c b/hacks/glx/flipscreen3d.c
index 996d7c75..7217de96 100644
--- a/hacks/glx/flipscreen3d.c
+++ b/hacks/glx/flipscreen3d.c
@@ -42,6 +42,7 @@
 #  define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT 0x84FF
 # endif
 
+#define DEF_ROTATE "True"
 static int rotate;
 
 #define QW 12
@@ -58,7 +59,7 @@ static XrmOptionDescRec opts[] = {
 
 
 static argtype vars[] = {
-  {&rotate, "rotate", "Rotate", "True", t_Bool},
+  {&rotate, "rotate", "Rotate", DEF_ROTATE, t_Bool},
 };
 
 
@@ -140,7 +141,9 @@ screenflip_handle_event (ModeInfo *mi, XEvent *event)
     }
   else if (event->xany.type == ButtonPress &&
            (event->xbutton.button == Button4 ||
-            event->xbutton.button == Button5))
+            event->xbutton.button == Button5 ||
+            event->xbutton.button == Button6 ||
+            event->xbutton.button == Button7))
     {
       gltrackball_mousewheel (c->trackball, event->xbutton.button, 10,
                               !!event->xbutton.state);
@@ -319,12 +322,21 @@ static void drawgrid(void)
 static void display(Screenflip *c, int wire)
 {
   int frozen;
+  GLfloat rot = current_device_rotation();
 
   glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
   glLoadIdentity();
   gluLookAt(viewer[0], viewer[1], viewer[2], 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
   glPushMatrix();
 
+  glRotatef(rot, 0, 0, 1);
+  if ((rot >  45 && rot <  135) ||
+      (rot < -45 && rot > -135))
+    {
+      GLfloat s = c->winw / (GLfloat) c->winh;
+      glScalef (s, 1/s, 1);
+    }
+
   if (inposition(c)) {
     frozen = 0;
     glTranslatef(5 * sin(c->theta), 5 * sin(c->rho), 10 * cos(c->gamma) - 10);
@@ -337,7 +349,9 @@ static void display(Screenflip *c, int wire)
       if (random() % 2)
         c->dgamma = 1/60 - (float)(random() % 100)/3000;
     }
+    glRotatef(-rot, 0, 0, 1);
     gltrackball_rotate (c->trackball);
+    glRotatef(rot, 0, 0, 1);
     if (rotate) glRotatef(c->rot, c->rx, c->ry, c->rz);
 /* update variables with each frame */
     if(!c->button_down_p && !c->fadetime) {
@@ -467,8 +481,6 @@ ENTRYPOINT void init_screenflip(ModeInfo *mi)
  c->show_colors[0] = c->show_colors[1] = 
    c->show_colors[2] = c->show_colors[3] = 1;
 
- glClearColor(0.0,0.0,0.0,0.0);
-
  if (! MI_IS_WIREFRAME(mi))
    {
      glShadeModel(GL_SMOOTH);